12398120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{44279}}^1$

素因数の和:44297

約数の個数: 32

約数和(自身を含む): 31881600

約数和(自身を除く): 19483480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 44279, 88558, 177116, 221395, 309953, 354232, 442790, 619906, 885580, 1239812, 1549765, 1771160, 2479624, 3099530, 6199060, 12398120]

約数ペア:

[(1, 12398120), (2, 6199060), (4, 3099530), (5, 2479624), (7, 1771160), (8, 1549765), (10, 1239812), (14, 885580), (20, 619906), (28, 442790), (35, 354232), (40, 309953), (56, 221395), (70, 177116), (140, 88558), (280, 44279)]